Finding the Fourth Proportional to 248,529.20, 372,502.20 and 106,374.20
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Solution
The fourth proportional to 248,529.20, 372,502.20 and 106,374.20 is: 159,436.49
Step by Step Solution
- Step 1: Write the proportion equation
248,529.20 : 372,502.20 = 106,374.20 : x - Step 2: Convert to fraction form
248,529.20/372,502.20 = 106,374.20/x - Step 3: Cross multiply
248,529.20x = 372,502.20 × 106,374.20 - Step 4: Simplify right side
248,529.20x = 39,624,623,523.24 - Step 5: Solve for x
x = 39,624,623,523.24/248,529.20 - Step 6: Final answer
x = 159,436.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.